rail rapid transit

noun

1. a system of rail transit within an urban area that has exclusive right of way either below, above, or on the ground and so is capable of relatively high operating speed. RRT

Example Sentences

Philadelphia boasts a surprisingly diverse transit system that includes a mix of commuter rail, rapid transit and trolleys, all of which make stops both above and below ground as they pass through the city centre.

Read more on The Guardian

With ST3, the region begins to make up for the horrendous mistakes in 1968 and 1970, when voters turned down a rail rapid- transit system that would have been funded two-thirds by the federal government.

Read more on Seattle Times